Chess Puzzle #hpGKB — Expert, Black to move, middlegame

Position

White: king g1; queen d1; rooks a1/f1; bishop g2; knights b1/d2; pawns a2/b3/c3/d4/e2/g3/h3. Black: king c8; queen e3; rooks d8/h8; bishop f5; knight f6; pawns a7/b7/c6/f7/g7/h5. White is ahead by 4 points of material. Black to move.

Solution (3 moves)

1. Opponent setup: Kh2 — king g1→h2. Now Black to move.
2. Best move: Ng4+ — knight f6→g4, gives check. Opponent replies Kh1 (king h2→h1).
3. Best move: Qxg3 — queen e3→g3, captures pawn. Opponent replies Nf3 (knight d2→f3).
4. Best move: Ne3 — knight g4→e3.

Tactical themes

crushing, deflection, long, middlegame. The key move is Ng4+.

Position data

FEN: 2kr3r/pp3pp1/2p2n2/5b1p/3P4/1PP1q1PP/P2NP1B1/RN1Q1RK1 w - - 1 16

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